I took advantage of this "promo" on Friday afternoon before AE was aware they were offering it.
I was planning on a South Africa trip for January-February 2013 but this deal prompted me to move it forward to October-November 2012.
YYC-LHR AC J
LHR-JNB SA J
JNB-CPT SA J Destination
CPT-JNB SA J
JNB-IST TK J Stop
IST-VIE TK J
VIE-FRA LH J
FRA-YYC AC J
100K AE miles x2 and taxes and fees of just over $600/ticket (including fuel surcharge of $320).